Best O2 Fitness Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated November 2026

Out of 250+ o2 fitness apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top O2 Fitness Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1O2 Prime FitnessO2 Prime FitnessFree—NoNoMay 2026
2PRSNL TrainingPRSNL TrainingFree4.7★ (30)NoNoOct 2026
3O2Fit - Diet & Calorie CounterO2Fit - Diet & Calorie CounterFree4.6★ (360)NoNoOct 2026
4O2 Aspen & O2 DallasO2 Aspen & O2 DallasFree3.0★ (2)YesNoOct 2026
5O2 Fitness AlbirO2 Fitness AlbirFree5.0★ (1)NoNoOct 2026
6D20 - Dice SimulatorD20 - Dice SimulatorFree5.0★ (20)NoNoMay 2026
7Orangetheory FitnessOrangetheory FitnessFree4.9★ (499K)NoYesNov 2026
8H2O FitnessH2O FitnessFree5.0★ (14)NoNoNov 2026

Top Picks for O2 Fitness

4.7(30 ratings)
Free
PRSNL Training screenshot 1
PRSNL Training screenshot 2
PRSNL Training screenshot 3
PRSNL Training screenshot 4
PRSNL Training screenshot 5
PRSNL Training screenshot 6

Access personalized workout programs and track your fitness journey. Monitor workouts, nutrition, habits, and results with guidance from a dedicated coach. Connect wearable devices for comprehensive health tracking.

O2Fit - Diet & Calorie Counter#3

O2Fit - Diet & Calorie Counter by ladan fazel

Weight, fitness & workout
Worth Considering
💪 Health & Fitness
4.6😊(360 ratings)
Free
O2Fit - Diet & Calorie Counter screenshot 1
O2Fit - Diet & Calorie Counter screenshot 2
O2Fit - Diet & Calorie Counter screenshot 3
O2Fit - Diet & Calorie Counter screenshot 4
O2Fit - Diet & Calorie Counter screenshot 5
O2Fit - Diet & Calorie Counter screenshot 6

This app helps you manage your diet and fitness by calculating your daily calorie needs, tracking your macronutrients, and offering personalized meal plans. It also includes a step counter, water tracker, and a library of workout guides to support your health goals.

What We Love

  • 👍 User-friendly and easy to navigate
  • 🎯 Comprehensive food database with accurate calorie information
  • 💪 Effective for weight loss and diet tracking
  • 🍽️ Flexible calorie-based approach without food restrictions
  • 📊 Detailed meal planning and body composition tracking
  • 🏆 Excellent customer service and support
  • 🌟 Complete and practical fitness solution
  • 📱 Clean and intuitive GUI design

Room to Improve

  • 💰 Expensive subscription pricing
  • 🐢 App performance is slow
  • 🔍 Food search functionality is tedious and cumbersome
  • 🚫 Limited food variety in database
  • 📍 No integration with Apple Watch or iPhone Health
  • ⚙️ Body composition feature has bugs
  • 🌍 Only supports metric measurements, not imperial
  • 🔐 Phone number-only login is intrusive

More O2 Fitness apps to explore

FAQ about O2 Fitness

Are there free o2 fitness apps for iPhone?
Yes — 20 of the top o2 fitness apps we rank are free to download, including O2 Prime Fitness and PRSNL Training.
O2 Prime Fitness has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 250+ o2 fitness apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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